package com.wang.service;

import com.wang.bean.Lesson;

import java.util.List;

public interface LessonService {
    public List<Lesson> lessonlistall();
    public void lessonadd(Lesson l);
    public void lessondel(Lesson l);
    public void lessondit(Lesson l);
    public Lesson lessonsearch(String id);
}
